Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Hilitand AC 110V Swimming Pool Pump Timer. This programmable timer is designed to automate the ON/OFF cycles of your swimming pool pump, heater filter, and other outdoor water systems, enhancing efficiency and convenience. Please read this manual thoroughly before installation and use to ensure proper function and safety.
Safety Information
WARNING: Risk of Electric Shock. Installation should be performed by a qualified electrician or service personnel in accordance with all local and national electrical codes.
- Always disconnect power at the circuit breaker before installing or servicing the timer.
- Ensure the timer is installed in a location protected from direct water spray and excessive moisture, despite its durable design.
- Verify that the voltage and current ratings of your pump or appliance do not exceed the timer's specifications.
- Do not attempt to open or repair the timer yourself. Refer all servicing to qualified personnel.
- Keep children away from electrical devices.
Package Contents
Carefully unpack your timer and verify that all items are present and undamaged. If any items are missing or damaged, please contact customer support.
- 1 x Hilitand Pool Pump Timer (with upper and lower cover)
- 2 x Connectors
- 2 x Washers
- 4 x Screws
- 1 x User Manual

Image: Contents of the Hilitand Pool Pump Timer package, including the timer unit, two connectors, two washers, four screws, and the user manual.
Product Overview
The Hilitand AC 110V Pool Pump Timer features a robust design and user-friendly interface for reliable operation.
- Programmable Control: Supports up to 28 ON/OFF cycles per day, allowing for precise scheduling over a 7-day cycle.
- User-Friendly Interface: Equipped with an easy-to-read LCD display for simplified programming and monitoring.
- Durable Construction: Made from robust PC material, designed to withstand outdoor conditions from -10°C to 40°C (14°F to 104°F).
- Power Backup: Includes a built-in 200mAh lithium-ion battery, providing up to 60 days of operation during power outages to retain settings.
- Versatile Application: Suitable for swimming pool pumps, heater filters, and various other outdoor water systems requiring timed control.

Image: Front view of the Hilitand Pool Pump Timer, enclosed in its clear protective casing, showing the digital display and control buttons.
Specifications
| Item Type | Pool Pump Timer |
| Material | PC (Polycarbonate) |
| Timing Error | ±1 Second / Day (at 25℃) |
| ON/OFF Operations | 28 ON/OFF cycles |
| Power Consumption | ≤2W |
| Lifespan | Mechanical: 10^7 cycles, Electrical: 10^7 cycles |
| Display | LCD Screen |
| Minimum Interval | 1 Minute |
| Power Backup | Built-in 200mAh Lithium-Ion Battery (up to 60 days) |
| Operating Temperature | -10°C to 40°C (14°F to 104°F) |
| Operating Humidity | 35-85% RH |
| Resistive Load | 25A (ensure connected load does not exceed this) |
| Product Dimensions (D x W x H) | 6.69" x 4.72" x 3.54" (170mm x 120mm x 90mm approx.) |

Image: The Hilitand Pool Pump Timer with its dimensions clearly marked: 90mm (3.5in) width, 158mm (6.2in) height, and 64mm (2.5in) depth.
Setup and Installation
Follow these steps for safe and correct installation of your timer.
1. Mounting the Timer
- Choose a suitable outdoor location that is easily accessible, protected from direct sunlight, and within reach of the power source and the appliance to be controlled.
- Use the provided screws to securely mount the timer's housing to a flat, stable surface. Ensure the housing is level.
2. Wiring Instructions
IMPORTANT: Ensure power is OFF at the circuit breaker before proceeding with any wiring.
- Open the timer's protective cover.
- Identify the input terminals (power supply) and output terminals (to appliance). Refer to the wiring diagram usually printed inside the timer or on the unit itself.
- Connect the AC 110V power supply wires to the input terminals. Use appropriate wire gauges for your application.
- Connect the wires leading to your pool pump or heater filter to the output terminals.
- Ensure all connections are tight and secure. Use the provided connectors and washers to seal cable entries, maintaining the timer's weather resistance.
- Close the protective cover securely.

Image: The Hilitand Pool Pump Timer with its clear outer casing removed, revealing the internal timer unit and the wiring terminals at the bottom for electrical connections.
Operating Instructions
Familiarize yourself with the control panel buttons:
- C/R: Clear/Reset button.
- D+: Day adjustment.
- H+: Hour adjustment.
- M+: Minute adjustment.
- P: Program button (to enter/exit programming mode).
- Clock icon: Set current time/day.
- Manual: Manual ON/OFF/AUTO override.

Image: A close-up view of the Hilitand Pool Pump Timer's control panel, showing the LCD display and the various buttons for setting time and programming.
1. Setting Current Time and Day
- Press the Clock icon button.
- While holding the Clock icon, press D+ to set the current day of the week.
- While holding the Clock icon, press H+ to set the current hour.
- While holding the Clock icon, press M+ to set the current minute.
- Release the Clock icon button. The time is now set.
2. Programming ON/OFF Cycles
The timer supports up to 28 ON/OFF programs. Each program consists of an ON time and an OFF time.
- Press the P button once. The display will show "1 ON".
- Press D+ to select the day(s) for this program (e.g., Mon-Fri, Sat-Sun, every day, specific days).
- Press H+ to set the desired ON hour.
- Press M+ to set the desired ON minute.
- Press P again. The display will show "1 OFF".
- Press D+ to select the day(s) for this OFF program (usually matches the ON program).
- Press H+ to set the desired OFF hour.
- Press M+ to set the desired OFF minute.
- Repeat steps 1-8 for additional ON/OFF programs (up to 28).
- After setting all desired programs, press the Clock icon button to exit programming mode and return to the current time display.
3. Manual Control / Override
The Manual button allows you to override the programmed settings temporarily.
- Press the Manual button repeatedly to cycle through modes:
- ON: The appliance will remain ON continuously, overriding all programs.
- OFF: The appliance will remain OFF continuously, overriding all programs.
- AUTO: The timer will operate according to the programmed ON/OFF cycles. This is the standard operating mode.
4. Resetting the Timer
To clear all settings and reset the timer to its factory defaults, press the C/R button using a pointed object (e.g., a pen tip). You will then need to re-set the current time and all programs.
Maintenance
- Cleaning: Wipe the timer's exterior with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure the protective cover is always clean and clear for display visibility.
- Battery Backup: The built-in lithium-ion battery maintains time and program settings during power outages. No user maintenance is required for the battery. If the display is blank or settings are lost frequently after power interruptions, the battery may need professional servicing.
- Inspection: Periodically inspect the wiring connections and the timer housing for any signs of damage or wear.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Timer display is blank. | No power supply; internal battery depleted. | Check power connections and circuit breaker. If power is present, the internal battery might be fully discharged; allow time for it to charge. |
| Appliance does not turn ON/OFF at programmed times. | Timer is in Manual ON/OFF mode; incorrect program settings; wiring issue. | Ensure the timer is in AUTO mode. Verify program settings (ON/OFF times, days). Check wiring connections. |
| Time or programs are lost after a power outage. | Internal backup battery is depleted or faulty. | The internal battery may need to charge. If the issue persists, contact customer support. |
| Buttons are unresponsive. | Temporary software glitch; timer needs reset. | Press the C/R button to reset the timer. Re-enter all settings. |
Warranty and Support
Hilitand products are manufactured to high-quality standards. For warranty information or technical support, please refer to the specific warranty card included with your product or contact Hilitand customer service through the retailer where the product was purchased. Please have your model number (AC 110V) and purchase date available when contacting support.